| /*
|
| * Copyright 1999-2011 Alibaba Group.
|
| *
|
| * Licensed under the Apache License, Version 2.0 (the "License");
|
| * you may not use this file except in compliance with the License.
|
| * You may obtain a copy of the License at
|
| *
|
| * http://www.apache.org/licenses/LICENSE-2.0
|
| *
|
| * Unless required by applicable law or agreed to in writing, software
|
| * distributed under the License is distributed on an "AS IS" BASIS,
|
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
| * See the License for the specific language governing permissions and
|
| * limitations under the License.
|
| */
|
| package com.alibaba.dubbo.remoting.transport.dispather; |
| |
| import java.util.concurrent.ExecutorService;
|
| import java.util.concurrent.Executors;
|
|
|
| import com.alibaba.dubbo.common.URL;
|
| import com.alibaba.dubbo.common.extension.ExtensionLoader;
|
| import com.alibaba.dubbo.common.logger.Logger;
|
| import com.alibaba.dubbo.common.logger.LoggerFactory;
|
| import com.alibaba.dubbo.common.threadpool.ThreadPool;
|
| import com.alibaba.dubbo.common.utils.NamedThreadFactory;
|
| import com.alibaba.dubbo.remoting.Channel;
|
| import com.alibaba.dubbo.remoting.ChannelHandler;
|
| import com.alibaba.dubbo.remoting.RemotingException;
|
| import com.alibaba.dubbo.remoting.exchange.Request;
|
| import com.alibaba.dubbo.remoting.exchange.Response;
|
| import com.alibaba.dubbo.remoting.transport.ChannelHandlerDelegate;
|
| |
| public class WrappedChannelHandler implements ChannelHandlerDelegate { |
| |
| protected static final Logger logger = LoggerFactory.getLogger(WrappedChannelHandler.class); |
| |
| protected static final ExecutorService SHARED_EXECUTOR = Executors.newCachedThreadPool(new NamedThreadFactory("DubboSharedHandler", true)); |
| |
| protected final ExecutorService executor; |
| |
| protected final ChannelHandler handler; |
| |
| protected final URL url; |
| |
| public WrappedChannelHandler(ChannelHandler handler, URL url) { |
| this.handler = handler; |
| this.url = url; |
| executor = (ExecutorService) ExtensionLoader.getExtensionLoader(ThreadPool.class).getAdaptiveExtension().getExecutor(url); |
| } |
| |
| public void close() { |
| try { |
| if (executor instanceof ExecutorService) { |
| ((ExecutorService)executor).shutdown(); |
| } |
| } catch (Throwable t) { |
| logger.warn("fail to destroy thread pool of server: " + t.getMessage(), t); |
| } |
| } |
| |
| public void connected(Channel channel) throws RemotingException { |
| handler.connected(channel); |
| } |
| |
| public void disconnected(Channel channel) throws RemotingException { |
| handler.disconnected(channel); |
| } |
| |
| public void sent(Channel channel, Object message) throws RemotingException { |
| handler.sent(channel, message); |
| } |
| |
| @SuppressWarnings("deprecation")
|
| public void received(Channel channel, Object message) throws RemotingException {
|
| if (message instanceof Request && ((Request)message).isHeartbeat()){
|
| Request req = (Request) message;
|
| if (req.isTwoWay()){
|
| Response res = new Response(req.getId(),req.getVersion());
|
| res.setHeartbeat(true);
|
| channel.send(res);
|
| }
|
| }
|
| handler.received(channel, message); |
| } |
| |
| public void caught(Channel channel, Throwable exception) throws RemotingException { |
| handler.caught(channel, exception); |
| } |
| |
| public ExecutorService getExecutor() { |
| return executor; |
| } |
| |
| public ChannelHandler getHandler() { |
| if (handler instanceof ChannelHandlerDelegate) {
|
| return ((ChannelHandlerDelegate) handler).getHandler();
|
| } else {
|
| return handler;
|
| } |
| }
|
| |
| public URL getUrl() { |
| return url; |
| } |
| } |